<template>
  <el-container class="home-container">
    <!-- 头部区域 -->
    <el-header>
      <div>
        <img src="../assets/iu.png" alt="" />
        <span>速购电商后台管理系统</span>
      </div>
      <el-button type="info" @click="logout">退出</el-button>
    </el-header>
    <!-- 页面主体区域 -->
    <el-container>
      <!-- 侧边栏 -->
      <el-aside :width="isCollaspse ? '64px' : '200px'">
        <div class="toggle-button" @click="toggleCollapse">
          |||
        </div>
        <!-- 侧边栏菜单区域 -->
        <el-menu
          background-color="#333744"
          text-color="#fff"
          active-text-color="#409EFF"
          :unique-opened="true"
          :collapse="isCollaspse"
          :collapse-transition="false"
          router
          :default-active="$route.path"
        >
          <!-- 一级菜单 -->
          <el-submenu :index="item.id + ''" v-for="item in menulist" :key="item.id">
            <!-- 一级菜单的模板区 -->
            <template slot="title">
              <!-- 图标 -->
              <i :class="iconsObj[item.id]"></i>
              <!-- 文本 -->
              <span>{{item.authName}}</span>
            </template>

            <!-- 二级菜单 -->
            <el-menu-item :index="'/' + subItem.path" v-for="subItem in item.children" 
            :key="subItem.id"
            
            >
              <template slot="title">
                <!-- 图标 -->
                <i class="el-icon-menu"></i>
                <!-- 文本 -->
                <span>{{subItem.authName}}</span>
              </template>
            </el-menu-item>
          </el-submenu>
        </el-menu>
      </el-aside>
      <!-- 右侧内容 -->
      <el-main>
        <!-- 路由占位符 -->
        <router-view></router-view>
      </el-main>
    </el-container>
  </el-container>
</template>

<script>
export default {
  data() {
    return {
      // 左侧菜单数据
      menulist:[],
      iconsObj:{
        '125':'el-icon-s-custom',
        '103':'el-icon-s-check',
        '101':'el-icon-s-goods',
        '102':'el-icon-s-order',
        '145':'el-icon-s-marketing',
      },
      // 是否折叠
      isCollaspse:false
    }
  },
  created(){
    this.getMenuList()
  },
  methods: {
    logout() {
      window.sessionStorage.clear()
      this.$router.push('/login')
    },
    // 获取所有的菜单
    async getMenuList() {
     const{data : res} = await this.$http.get('menus')
     if(res.meta.status !==200) return this.$message.error(res.meta.msg)
     this.menulist = res.data
     console.log(res);
    },
    // 点击菜单栏展示与隐藏
    toggleCollapse(){
      this.isCollaspse=!this.isCollaspse
    }
  },
}
</script>

<style lang="less">
.home-container {
  height: 100%;
}

.el-header {
  background-color: #373d41;
  display: flex;
  justify-content: space-between;
  padding-left: 0;
  align-items: center;
  color: #fff;
  font-size: 20px;
  > div {
    display: flex;
    align-items: center;
    span {
      margin-left: 15px;
    }
    img {
      width: 60px;
      height: 60px;
      border-radius: 30px;
    }
  }
}

.el-aside {
  background-color: #333744;
  .el-menu{
    border-right: 0px;
  }
}

.el-main {
  background-color: #eaedf1;
}

.toggle-button{
  background-color: #4A5064;
  font-size: 10px;
  line-height: 24px;
  color: #fff;
  text-align: center;
  letter-spacing: 0.3em;
  cursor: pointer;
}
</style>